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8501413 = 8639851
BaseRepresentation
bin100000011011…
…100010100101
3120222220202011
4200123202211
54134021123
6502114221
7132155314
oct40334245
916886664
108501413
114887268
122a1b971
1319b872b
1411b427b
15b2de0d
hex81b8a5

8501413 has 4 divisors (see below), whose sum is σ = 8512128. Its totient is φ = 8490700.

The previous prime is 8501399. The next prime is 8501431. The reversal of 8501413 is 3141058.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8501413 - 221 = 6404261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8501443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4063 + ... + 5788.

It is an arithmetic number, because the mean of its divisors is an integer number (2128032).

Almost surely, 28501413 is an apocalyptic number.

It is an amenable number.

8501413 is a deficient number, since it is larger than the sum of its proper divisors (10715).

8501413 is an equidigital number, since it uses as much as digits as its factorization.

8501413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10714.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 8501413 is about 2915.7182648534. The cubic root of 8501413 is about 204.0940630549.

The spelling of 8501413 in words is "eight million, five hundred one thousand, four hundred thirteen".

Divisors: 1 863 9851 8501413